In this video I explain some background about barbiturates and truth serum, and synthesize the barbiturate thiamylal. The product is legal in my jurisdiction, this can differ between countries and care should be taken.
Don't conduct any chemical reactions without proper and professional safety analysis and risk management. Measures taken can be invisible, not filmed, not properly visible on camera or misjudged by the viewer due to setup or video construction. Always conduct own appropriate measures regardless of video setup.